COGENT COMMUNICATIONS HOLDINGS, INC. - Common Stock (CCOI) Institutional Ownership

13F Institutional Holders and Ownership History from Q1 2014 to Q4 2025

Type / Class
Equity / Common Stock
Symbol
CCOI on Nasdaq
Shares outstanding
49,229,841
Price per share
$23.85
All holders as of 31 Dec 2025
Q4 2025
Total 13F shares
48,674,388
Total reported value
$1,049,484,223
% of total 13F portfolios
0.01%
Share change
-2,636,167
Value change
-$141,979,674
Number of holders
243
Price from insider filings
$23.85
Reported Shares, Excluding Options vs Price
Reported Value, Excluding Options
Total Investors

Significant Owners of COGENT COMMUNICATIONS HOLDINGS, INC. - Common Stock (CCOI) based on Schedule 13D/G filings

Filer Ownership Change % Holdings Value Net Change Nb Shares Change % Reporting Name Report Period
BlackRock, Inc. 14% +11% $152,394,639 +$14,455,053 7,068,397 +10% BlackRock, Inc. 31 Dec 2025
Turtle Creek Asset Management Inc. 8.2% -13% $87,034,421 -$12,226,374 4,036,847 -12% Turtle Creek Asset Management Inc. 31 Dec 2025

As of 31 Dec 2025, 243 institutional investors reported holding 48,674,388 shares of COGENT COMMUNICATIONS HOLDINGS, INC. - Common Stock (CCOI). This represents 99% of the company’s total 49,229,841 outstanding shares.

Top 25 Institutional Shareholders

The largest institutional shareholders of COGENT COMMUNICATIONS HOLDINGS, INC. - Common Stock (CCOI) together control 79% of the company’s outstanding shares — a level of ownership often associated with strong institutional conviction and long‑term capital commitment.

Institution Ownership % Shares Held Share Change % Portfolio % Holdings Value
BlackRock, Inc. 15% 7,191,017 +4.3% 0% $155,038,337
VANGUARD GROUP INC 11% 5,580,271 +4.1% 0% $120,310,643
TURTLE CREEK ASSET MANAGEMENT INC. 8.2% 4,036,847 -12% 3.8% $87,034,421
EdgePoint Investment Group Inc. 4.6% 2,283,378 +0.07% 0.4% $49,229,630
STATE STREET CORP 4.2% 2,070,132 +6.8% 0% $44,632,046
Park West Asset Management LLC 2.9% 1,409,096 2.6% $30,380,110
Harspring Capital Management, LLC 2.8% 1,402,500 +60% 11% $30,237,900
Newtyn Management, LLC 2.8% 1,400,000 +100% 3.2% $30,184,000
MORGAN STANLEY 2.5% 1,252,451 -30% 0% $27,002,865
MAGNOLIA GROUP, LLC 2.5% 1,246,337 -2% 4.4% $26,871,026
BANK OF AMERICA CORP /DE/ 2.4% 1,201,461 +4.8% 0% $25,903,498
GEODE CAPITAL MANAGEMENT, LLC 2.4% 1,179,231 +2.8% 0% $25,428,854
FIRST TRUST ADVISORS LP 2.4% 1,177,398 +87% 0.02% $25,384,700
FMR LLC 1.7% 815,939 +265% 0% $17,591,650
CHARLES SCHWAB INVESTMENT MANAGEMENT INC 1.4% 666,932 +16% 0% $14,379,054
Broad Run Investment Management, LLC 1.3% 663,700 +3.1% 2.7% $14,309,372
BlackBarn Capital Partners LP 1.3% 650,000 +73% 5% $14,014,000
DigitalBridge Group, Inc. 1.3% 636,169 -25% 1.1% $13,715,805
GOLDMAN SACHS GROUP INC 1.2% 614,549 +48% 0% $13,249,679
CenterBook Partners LP 1.2% 601,735 +254% 0.63% $12,973,407
683 Capital Management, LLC 1.2% 600,000 -7.7% 1.1% $12,936,000
MIG Capital, LLC 1.2% 569,220 2.1% $12,272,383
Oakum Bay Capital LLC 1.1% 543,582 0% 6.1% $11,719,628
NORTHERN TRUST CORP 1% 498,973 -1.2% 0% $10,757,858
ROYAL BANK OF CANADA 1% 498,966 +189% 0% $10,758,000

Institutional Holders of COGENT COMMUNICATIONS HOLDINGS, INC. - Common Stock (CCOI) across Reporting Periods

Period Reported Shares, Excl. Options Value, Excl. Options Value Change Price (Median) Investors
2025 Q4 48,674,388 $1,049,484,223 -$141,979,674 $21.56 243
2025 Q3 50,722,127 $1,945,123,201 +$44,099,071 $38.35 265
2025 Q2 48,818,575 $2,352,877,531 +$84,999,189 $48.21 293
2025 Q1 46,339,972 $2,840,719,279 +$22,583,251 $61.31 318
2024 Q4 46,466,518 $3,580,744,470 +$6,816,296 $77.07 311
2024 Q3 46,313,808 $3,516,359,267 +$41,161,043 $75.92 313
2024 Q2 45,947,357 $2,593,304,392 +$51,039,935 $56.44 309
2024 Q1 44,774,908 $2,925,828,667 +$57,063,178 $65.33 313
2023 Q4 43,851,639 $3,335,158,917 +$122,856,158 $76.06 310
2023 Q3 42,213,412 $2,613,191,827 -$38,570,159 $61.90 308
2023 Q2 42,706,441 $2,872,879,628 +$58,309,297 $67.29 278
2023 Q1 41,862,360 $2,667,557,312 +$50,205,576 $63.72 268
2022 Q4 41,209,594 $2,352,496,729 -$5,163,774 $57.08 279
2022 Q3 41,333,373 $2,155,799,504 -$30,563,279 $52.16 249
2022 Q2 41,684,363 $2,533,167,492 +$33,667,056 $60.76 252
2022 Q1 41,466,710 $2,749,948,952 +$11,402,661 $66.35 264
2021 Q4 41,274,412 $3,020,568,658 +$11,344,041 $73.18 275
2021 Q3 41,047,868 $2,909,189,463 +$36,014,007 $70.84 253
2021 Q2 40,490,656 $3,112,527,851 -$26,796,626 $76.89 253
2021 Q1 40,942,777 $2,815,267,382 -$14,940,409 $68.76 246
2020 Q4 40,533,624 $2,426,788,293 +$86,545,790 $59.87 247
2020 Q3 39,186,894 $2,353,414,312 -$89,646,846 $60.05 263
2020 Q2 45,866,533 $3,568,680,988 +$406,210,753 $77.36 283
2020 Q1 40,892,162 $3,353,973,078 +$14,639,372 $81.97 277
2019 Q4 40,844,672 $2,688,373,696 +$22,246,415 $65.81 251
2019 Q3 40,369,308 $2,224,569,423 -$66,553,743 $55.10 241
2019 Q2 41,565,147 $2,467,529,018 -$16,380,611 $59.36 224
2019 Q1 42,146,923 $2,286,239,082 +$14,796,984 $54.25 221
2018 Q4 41,927,901 $1,895,468,745 -$63,193,950 $45.21 213
2018 Q3 43,104,111 $2,405,138,195 +$41,647,409 $55.80 207
2018 Q2 42,341,135 $2,261,092,544 -$33,358,021 $53.40 196
2018 Q1 43,064,922 $1,869,076,830 -$44,330,300 $43.40 192
2017 Q4 43,960,608 $1,990,065,954 -$14,441,965 $45.30 200
2017 Q3 44,414,986 $2,172,152,436 +$55,865,532 $48.90 186
2017 Q2 43,246,216 $1,734,260,355 -$5,441,597 $40.10 183
2017 Q1 43,382,929 $1,867,431,716 +$185,608,131 $43.05 191
2016 Q4 43,822,594 $1,811,482,428 -$12,081,295 $41.35 196
2016 Q3 44,233,850 $1,627,746,246 -$30,219,832 $36.81 183
2016 Q2 44,979,882 $1,801,645,016 -$94,837,381 $40.06 181
2016 Q1 47,340,776 $1,847,586,103 +$15,924,319 $39.03 177
2015 Q4 47,229,392 $1,638,447,892 +$84,171,498 $34.69 159
2015 Q3 45,504,384 $1,235,811,162 +$6,061,849 $27.16 148
2015 Q2 44,345,571 $1,500,873,713 +$16,108,616 $33.84 153
2015 Q1 43,775,367 $1,546,727,428 +$10,773,903 $35.33 152
2014 Q4 43,464,981 $1,538,475,386 +$27,006,999 $35.39 144
2014 Q3 42,890,619 $1,441,840,735 +$71,708,224 $33.61 145
2014 Q2 40,706,659 $1,406,319,795 +$57,617,147 $34.55 157
2014 Q1 38,818,058 $1,378,833,699 -$25,167,073 $35.53 148